content: /*
   * Copyright 2017 David Karnok
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package hu.akarnokd.reactive4javaflow.impl.operators;
  
  import hu.akarnokd.reactive4javaflow.*;
  import org.junit.Test;
  
  import java.io.IOException;
  import java.util.concurrent.TimeUnit;
  
  public class EsetlegRepeatWhenTest {
  
      @Test
      public void standard() {
          TestHelper.assertResult(
                  Esetleg.just(1)
                  .repeatWhen(h -> h.takeWhile(v -> false)),
                  1
          );
      }
  
  
      @Test
      public void standardHidden() {
          TestHelper.assertResult(
                  Esetleg.just(1).hide()
                          .repeatWhen(h -> h.takeWhile(v -> false)),
                  1
          );
      }
  
      @Test
      public void standard2() {
          TestHelper.assertResult(
                  Folyam.defer(() -> {
                      int[] c = { 0 };
                      return Esetleg.just(1)
                              .repeatWhen(h -> h.takeWhile(v -> c[0]++ < 2));
                  }),
                  1, 1, 1
          );
      }
  
      @Test
      public void error() {
          TestHelper.assertFailureComposed(-1,
                  f -> f.repeatWhen(h -> h), IOException.class);
      }
  
      @Test
      public void handlerCrash() {
          TestHelper.assertFailureComposed(0,
                  f -> f.repeatWhen(v -> { throw new IOException(); })
                  , IOException.class);
      }
  
      @Test
      public void immediateError() {
          TestHelper.assertFailureComposed(5,
                  f -> f.repeatWhen(v -> Esetleg.error(new IOException())), IOException.class);
      }
  
      @Test
      public void immediateComplete() {
          TestHelper.assertResult(
                  Esetleg.just(1)
                          .repeatWhen(h -> Esetleg.empty())
          );
      }
  
      @Test
      public void unrelated() {
          Esetleg.just(1)
                  .repeatWhen(h -> Folyam.range(1, 2))
                  .test()
                  .assertResult(1, 1);
      }
  
  
      @Test
      public void unrelatedConditional() {
          Esetleg.just(1)
                  .repeatWhen(h -> Folyam.range(1, 2))
                  .filter(v -> true)
                  .test()
                  .assertResult(1, 1);
      }
  
      @Test
      public void repeatAsyncSource() {
          Esetleg.just(1)
                  .subscribeOn(SchedulerServices.single())
                  .repeatWhen(h -> {
                      int[] c = { 0 };
                      return h.takeWhile(v -> c[0]++ < 100);
                  })
                  .test()
                  .awaitDone(5, TimeUnit.SECONDS)
                  .assertValueCount(101)
                  .assertNoErrors()
                  .assertComplete();
      }
  }
  